单词	特定条款
释义	特定条款special provision
随便看	photographic effect photographic element photographic emuision photographic emulsion photographic emulsion speed photographic enlarger photographic extension photographic field photographic field lens photographic film photographic--film photographic film badge photographic film--badge photographic film {cellulose acetate base or nitrocellulose base} photographic film detecctors photographic film detector photographic finder photographic fixing photographic flash lamp photographic flash powder photographic fog photographic grain photographic graininess photographic hill shading photographic image